SOLUTION: what is the number in the series 5,25,61,113,181 plss help fast pls dont use algbra to explain thanks

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Question 53201: what is the number in the series
5,25,61,113,181
plss help fast
pls dont use algbra to explain
thanks
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
Write a difference diagram
:
5-|-25-|-61-|-113-|-181-|-265-|-365-|-481
-20---36---52----68----84----100---116
----16---16----16----16-----16-----16
:
Notice that the difference between numbers increase by 16 each time